Finding the Fourth Proportional to 5,712.56, 8,552.31 and 3,514.61

Step by Step Solution

1. Step 1: Write the proportion equation
   5,712.56 : 8,552.31 = 3,514.61 : x
2. Step 2: Convert to fraction form
   5,712.56/8,552.31 = 3,514.61/x
3. Step 3: Cross multiply
   5,712.56x = 8,552.31 × 3,514.61
4. Step 4: Simplify right side
   5,712.56x = 30,058,034.25
5. Step 5: Solve for x
   x = 30,058,034.25/5,712.56
6. Step 6: Final answer
   x = 5,261.75